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Finding the Fourth Proportional to 429,992.22, 593,410.30 and 239,001.50

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Solution

The fourth proportional to 429,992.22, 593,410.30 and 239,001.50 is: 329,833.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,992.22 : 593,410.30 = 239,001.50 : x
  2. Step 2: Convert to fraction form
    429,992.22/593,410.30 = 239,001.50/x
  3. Step 3: Cross multiply
    429,992.22x = 593,410.30 × 239,001.50
  4. Step 4: Simplify right side
    429,992.22x = 141,825,951,815.45
  5. Step 5: Solve for x
    x = 141,825,951,815.45/429,992.22
  6. Step 6: Final answer
    x = 329,833.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.